Find the domain and intercepts.f(x) = 4x + 8
A. Domain: (-?, ?); y intercept: 8; x intercept: 2
B. Domain: (-?, ?); y intercept: 8; x intercept: -2
C. Domain: (-?, ?); y intercept: -2; x intercept: 8
D. Domain: (-2, ?); y intercept: 8; x intercept: -2
Answer: B
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Evaluate the expression.(-7)2
A. -14 B. -49 C. 14 D. 49
Find the unit vector in the same direction as the given vector.v = 5i
A. u = i
B. u = 
i
C. u = 5i
D. u = 25i
Use the check register find the ending balance.Tropical Travel had a balance of src="https://sciemce.com/media/4/ppg__10624191611__f1q28g6.jpg" alt="" style="vertical-align: -4.0px;" /> he wrote two payroll checks: 
in its business checking account on 
The manager made a deposit on the same day for 
and wrote check 
to 123 Electric for 
Then on 
to Alan Hasselbach for 
and 
to Dawn Jacobs for 
On 
he made a 
deposit, and wrote check 
to Fun in the Sun Inc. for 
Record the checks and deposits in Tropical Travel's check register, and then find the ending balance.
A. $5278.35
B. $6893.35
C. $4336.60
D. $8850.95
Write the expression in the standard form a + bi.If z = 9 - 3i, evaluate z + 
.
A. -6i B. 18 + 6i C. 18 - 6i D. 18